Question

what is 1st law of motion???​

Answer 1

Answer:

Newton's first law states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force. This postulate is known as the law of inertia.

Explanation:

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Answer 2

Newton's first law states that a body remains in the rest or uniform motion in a straight line unless and until external force fact on it .

There are two conditions depends on 1st law of motion:

1. Object at rest

2. Object in motion